Performance & Replacement Transmission & Drivetrain Parts

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic...

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.

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Results 1 - 25 of 42

USA Standard Gear - Axle Shafts, Direct Fit for 1990-2002 ASTRO, SAFARI - ZA K630109

Axle 7.5" GM REAR, '90-'02 ASTRO & SAFARI, 34-7/8", 28spl, LH, W/O ABS TONE RING, 2.445" OD BRG

Part Number: SPZ-11924

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

USA Standard Gear - Axle Shafts, Direct Fit for 1990-2002 ASTRO, SAFARI - ZA K630110

Axle 7.5" GM REAR, '90-'02 ASTRO & SAFARI, 30-1/2", 28spl, RH, W/O ABS TONE RING, 2.445" OD BRG

Part Number: SPZ-11925

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

USA Standard Gear Axle Shafts for 2004-2014 F-150 - ZA F880045

Axle Shaft, C-clip, 31-spline, 33.750 in. Length, Passenger Side Rear, Ford 8.8 in., Each

Part Number: SPZ-35028

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

USA Standard Gear Axle Shafts for 2004-2014 F-150 - ZA F880046

Axle Shaft, C-clip, 31-spline, 35.313 in. Length, 6 x 135mm, Driver Side Rear, Ford 8.8 in., Each

Part Number: SPZ-35029

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

USA Standard Gear Axle Shafts for 2002-2007 LIBERTY - ZA C52070350

Axle Shaft, C-clip, 29-spline, 1541 Carbon Steel, 30.875 in. Length, Rear, Chrysler 8.25 in. Length, Jeep

Part Number: SPZ-35010

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

RT Off-Road Performance Axle Kits for 1982-1986 CJ7, 1982-1985 SCRAMBLER - RT23008

Axle Shafts, Rear, Bolt-in, 29-spline, Steel, AMC Model 20, Jeep, Kit

Part Number: RTO-RT23008

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Crown Automotive Direct-Fit Axle Shaft Assemblies for 1984-1989 CHEROKEE, 1986-1989 COMANCHE, 1987-1989 WRANGLER - 83502883

Axle Shaft Assembly, Rear Driver Side, Bolt-in, 27-spline Inner, Steel, Dana 35, Jeep, Each

Part Number: CWA-83502883

Not Yet Reviewed

Estimated Ship Date: Today

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Sonnax Shift Levers 35801-02K

Automatic Transmission Brackets and Levers, Shifter Shaft, Includes Seal, GM, TH350/TH350C, Each

Part Number: SOX-35801-02K

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Sonnax Smart-Tech Drum Modules 34555-01K

Automatic Transmission Drum, Smart-Tech Drum Module, Aluminum, Chevy, TH400, Kit

Part Number: SOX-34555-01K

Not Yet Reviewed

Estimated Ship Date: Today

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Sonnax Shift Levers 28862

LEVER, PARK & RANGE SELECTOR GM "ROOSTER COMB"

Part Number: SOX-28862

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

FAG Bearings Axle Bearings DR0151K

Axle Shaft Repair Bearing GM,Isuzu,Saab 88-17

Part Number: FWB-DR0151K

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Timken Wheel Seals 8660S

Axle Seal, Rear Axle Shaft Size-1.399 in., Seal O.D-.2.296, Seal Width-0.460 in., Bidirectional, Each

Part Number: TMK-8660S

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Today

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LuK Clutch Automatic Transmission Master Repair Kits 4620219100

Automatic Transmission Bearing and Races, Master Repair Kit, Chevy, GMC, Hummer, Cadillac, Pontiac, Kit

Part Number: LUK-4620219100

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

FAG USA Wheel Bearing Seals SS2468

Axle Seal, Rear, 1.399 shaft, Various Makes 64-09, each

Part Number: FWB-SS2468

Not Yet Reviewed

Estimated Ship Date: Today

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FAG USA Multi-Purpose Oil Seals SS2332

Seal, Polyacrylate, Black, 1.240 in. Shaft, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Each

Part Number: FWB-SS2332

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

FAG Bearings Axle Bearings 102549

Axle Shaft Repair Bearing Various Makes 63-14

Part Number: FWB-102549

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

FAG Bearings Axle Bearings DR0148K

Axle Shaft Repair Bearing Various Makes 64-11

Part Number: FWB-DR0148K

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Boss Hog Street Bandit 2,400-2,800 Stall Torque Converter 48452

Boss Hog Street Bandit 2,400-2,800 Stall Torque Converter 48452

Torque Converter, Street Bandit, 9.6 in. Diameter, Lockup, 2,400-2,800 Stall, GM, 700R4 , Each

Part Number: APE-48452

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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VEGE Remanufactured Drive Axle Assemblies RAX2080A

Rear Axle, CHEVY 2500 P/U AXLE

Part Number: VRE-RAX2080A

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Moser Engineering Yokes TY750R

Yoke, 1350 Series Transmission Yoke, 32-spline, Forged Steel, 3.44 in. Length, At Transmission Position, GM/Muncie/Richmond, Each

Part Number: MSR-TY750R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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FAG USA Wheel Bearing Seals SS2738

Seal FoMoCo,GM,Hyundai 70-90

Part Number: FWB-SS2738

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Zumbrota Drivetrain Axle Assemblies RAA435-2220B-30

Reman Axle Assy, AAM 11.5 In., 4.10 Ratio, w/o Posi Traction

Part Number: ZUD-10372

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

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ACDelco Gold Universal Joints 19470451

U-Joints, Gold Universal Joints, Greasable, Steel, for Nissan, AMC, Chevy, Dodge, Ford, GMC, International, Isuzu, Jeep, Mercury, Olds, Pontiac, Each

Part Number: ADO-45U0107

Not Yet Reviewed

Estimated Ship Date: Today

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ACDelco Gold Universal Joints 89059111

U-Joints, Gold Universal Joints, Steel, Round Plain, Buick, Cadillac, Chevrolet, GMC, Hummer, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-89059111

Not Yet Reviewed

Estimated Ship Date: Today

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Timken Wheel Seals 8835S

Axle Seal, Rear Outer, Avanti, Buick, Chevy, GMC, Chrysler, Dodge, Plymouth, Ford, Lincoln, Mitsubishi, Each

Part Number: TMK-8835S

4.31 out of 5 stars ( 16 )

Estimated Ship Date: Today

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